# SDR SWAA2023071056769

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 6, 2023
- Submitted: July 10, 2023
- Operation: Air carrier
- Aircraft: [N7827A](https://openairdocs.org/aircraft/N7827A), registered now
- Make and model: Boeing 737-79P
- Registry model: [Boeing 737-79P](https://openairdocs.org/model/boeing-737-79p) (OpenAirDocs)
- Aircraft serial: 28255
- Aircraft time: 57,742 hours, 36,958 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Support
- Condition: Corroded
- Location: Zn 100 Fus Lower
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2023071056769

## Discrepancy

CORROSION SUPPORT ZEE LOCATED BTW BS727A TO BS727D LBL 21 WL 155.5 AT AFT CARGO COMPARTMENT 2023-365567<[01] ULTRASONIC EQUIPMENT USED: P/N:45MG; S/N:130064101; DUE DATE: 12-OCT-23;[02] REPLACED SUPPORT ZEE AND FASTENERS LOC.BS 727 TO BS 847 AND FASTENERS LBL 21 WL 155.5 AT AFT CARGO COMPARTMENT IAW B737-700 SRM 53-00-53-2R-6 REPAIR 6 AND DWG#146A7500 SHEET:61 REV:-;[03] CORRECTED STEP 2.<BR>REPLACED SUPPORT ZEE AND FASTENERS LOC.BS 727 TO BS 847 AND FASTENERS LBL 21 WL 155.5 AT AFT CARGO COMPARTMENT IAW B737-700 SRM 53-00-53-2R-6 REPAIR 6 AND DWG#146A7500 SHEET:61 REV:- SEE INDIVIDUAL SIGN OFF BELOW;[04] REPLACED SUPPORT ZEE AND FASTENERS LOC.BS 727 TO BS 847 AND FASTENERS LBL 21 WL 155.5 AT AFT CARGO COMPARTMENT IAW B737-700 SRM 53-00-53-2R-6 REPAIR 6 AND DWG#146A7500 SHEET:61 REV:- RII;SEE INDIVIDUAL SIGN OFF BELOW.

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